13-Letter Words Matching __T__F_______

There are 22 13-letter words that match __T__F_______. 8 are common words, such as INTERFERENCES and NITRIFICATION. A rarer one is WATERFOWLINGS. In this set, I is the most frequent open letter (22 words). 2 words contain a doubled letter.

Full list 22

interferencesnitrificationpaterfamiliaspetrifactionsputrefactionssatisfactionsvitrifactionsvitrificationmaterfamiliaspetrificationretroflexionsinterfamilialinterferogramlithificationpettifoggingsretroflectiontetrafluorideultrafamiliarultrafeminineultrafiltratewaterfloodingwaterfowlings

About this list

Words
22 (8 common words)
Common example
interferences
Rare example
waterfowlings
Doubled letters
2
Ending in S
10
Most frequent letter
I (22)

Questions

How many 13-letter words matching __t__f_______ are there?

22. 8 of them are common words.

What is a common example?

INTERFERENCES is among the common words in this set.